v3.26.1
Summary of Significant Accounting Policies - EPS (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Earnings Per Share        
Net income (loss) attributable to common stockholders $ 735,299 $ 1,193,593 $ (1,124,602) $ 7,273
Undistributed Net income (loss) (290,514) 168,983 (3,164,641) (2,030,813)
Class K Common Stock        
Earnings Per Share        
Net income (loss) attributable to common stockholders 485,297 785,296 (693,779) 32,768
Common Stock dividends declared and accumulated 671,512 676,113 1,336,868 1,346,264
Undistributed Net income (loss) $ (186,215) $ 109,183 $ (2,030,647) $ (1,313,496)
Net income (loss) per common share, basic (in dollars per share) $ 0.13 $ 0.2 $ (0.18) $ 0.01
Net income (loss) per common share, diluted (in dollars per share) $ 0.13 $ 0.2 $ (0.18) $ 0.01
Weighted average number of common shares outstanding - basic (in shares) 3,847,759 3,874,116 3,851,276 3,878,359
Weighted average number of common shares outstanding - diluted (in shares) 3,847,759 3,874,116 3,851,276 3,878,359
Class K-I Common Stock        
Earnings Per Share        
Net income (loss) attributable to common stockholders $ 182,721 $ 286,921 $ (260,179) $ 11,927
Common Stock dividends declared and accumulated 252,833 247,029 501,350 490,001
Undistributed Net income (loss) $ (70,112) $ 39,892 $ (761,529) $ (478,074)
Net income (loss) per common share, basic (in dollars per share) $ 0.13 $ 0.2 $ (0.18) $ 0.01
Net income (loss) per common share, diluted (in dollars per share) $ 0.13 $ 0.2 $ (0.18) $ 0.01
Weighted average number of common shares outstanding - basic (in shares) 1,448,729 1,415,477 1,444,298 1,411,608
Weighted average number of common shares outstanding - diluted (in shares) 1,448,729 1,415,477 1,444,298 1,411,608
Class A Common Stock        
Earnings Per Share        
Net income (loss) attributable to common stockholders $ 73,330 $ 117,853 $ (104,736) $ 4,913
Common Stock dividends declared and accumulated 101,468 101,468 201,821 201,821
Undistributed Net income (loss) $ (28,138) $ 16,385 $ (306,557) $ (196,908)
Net income (loss) per common share, basic (in dollars per share) $ 0.13 $ 0.2 $ (0.18) $ 0.01
Net income (loss) per common share, diluted (in dollars per share) $ 0.13 $ 0.2 $ (0.18) $ 0.01
Weighted average number of common shares outstanding - basic (in shares) 581,410 581,410 581,410 581,410
Weighted average number of common shares outstanding - diluted (in shares) 581,410 581,410 581,410 581,410
Class B Common Stock        
Earnings Per Share        
Net income (loss) attributable to common stockholders $ (6,049) $ 3,523 $ (65,908) $ (42,335)
Undistributed Net income (loss) $ (6,049) $ 3,523 $ (65,908) $ (42,335)
Net income (loss) per common share, basic (in dollars per share) $ (0.05) $ 0.03 $ (0.53) $ (0.34)
Net income (loss) per common share, diluted (in dollars per share) $ (0.05) $ 0.03 $ (0.53) $ (0.34)
Weighted average number of common shares outstanding - basic (in shares) 125,000 125,000 125,000 125,000
Weighted average number of common shares outstanding - diluted (in shares) 125,000 125,000 125,000 125,000